On this page I'll provide comprehensive data for Niobium. I hope you profit from it.
Niobium Overview
Name Origin
From Niobe; daughter of the mythical Greek king Tantalus.
Symbol
Nb (Niobium)Description
Shiny white, soft, ductile metal.
Discovery
Discovered By: Charles Hatchet
Year: 1801
Location: England
Sources
Occurs in a mineral columbite. Formerly known as colombium (Cb). It is used in stainless steel alloys for nuclear reactors, jets and missiles.
Uses
Used as an alloy with iron and nickel. It can be used in nuclear reactors and is known to be superconductive when alloyed with tin, aluminum or zirconium.
State at 20 °C
Solid
Group
Group Name: Transition MetalÂ
Group in periodic table: 5b
Period in periodic table:Â 5
Atomic Number
41Learn more about the atomic number.
Atomic Mass
92,90638
Learn more about the atomic mass.
Stable Isotopes
Nb93percent abundance: 100%
Learn more about stable isotopes.
Radioactive Isotopes
Nb89-92, Nb94-97
Learn more about radioactive isotopes.
Atomic Structure
Crystalline Structure
Cubic: Body centered
Learn more about crystalline structure
Shells
Electrons per energy level: 2,8,18,12,1
Learn more about electron shells
Electron Configuration
1s2 2s2 2p6 3s2 3p6 4 s2 3 d10 4 p6 5 s1 4 d4
Learn more about electron configuration.
Abbreviated Configuration
[Kr] 4d4 5s1
Learn more about abbreviated electron configuration.
Valence Electrons
2,3,5
Learn more about valence electrons
Atom Size
Atomic Radius
2.08 Ã…
Learn more about atomic radius.
Covalent Radius
1.34 Ã…
Learn more about covalent radius.
Ionic Radius
.64 (+5) Ã…
Learn more about ionic radius.
Molar Volume
10.87 cm³/mol
Learn more about molar volume.
Chemical Properties
Common Oxidation States
First Ionization Energy
First Ionization Potential
Second Ionization Potential
Third Ionization Potential
Physical Properties
Density
Electrical Conductivity
Thermal Conductivity
Elastic Modulus
Coefficient of Thermal Expansion
Learn more about coefficient of thermal expansion.
Heat Properties
Other heat related physical properties:
Melting Point
Boiling Point
Specific Heat
0.26 J/gK
Learn more about specific heat.
Learn more about specific heat.
Heat of Fusion
26.40 kJ/mol
Learn more about heat of fusion.
Heat of Vaporization
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Along with basic element information, it also comes with color coded info about: State (Gas, Liquid or Solid at room temperature), Groups/series details and much more...
How about an incentive to share this post? (You will help other colleagues find this blog)
Download and enjoy this complete and colored periodic table for you to edit and enjoy. It's in an editable excel format or .ods (open).
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